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Quick Details

  • Place of Origin: China (Mainland)
  • Brand Name: JS(Jinshi)
  • Model Number: AQ,BQ,NQ,HQ,PQ,
  • Type: Core Drill Bit
  • Material: Diamond
  • Use: Metal Drilling

Packaging & Delivery

Packaging Details cartons
Delivery Time within 7 days

Specifications

1.High penetration rate
2.High core recovery ratio
3. long life of drilling service

 

To select the right bit for the job, assess the speed and power of your drill for the size and depths of the holes to be drilled and assess ground conditions such as rock type/formation and down-hole conditions.

Size: JS bits are available in all standard drilling sizes . Also, non-standard sized bits can be produced according to requirements from clients.
Crown Height: JS offers crown impreg depths of 9mm, 12mm, 16mm and 25mm .The taller crown heights provide improved bit stability and reduced vibrations, enhancing bit life and performance.
Waterways: Various waterways are available for diamond impregnated bits. Differing waterways allow for better flushing in various ground conditions and drilling systems.

Threads:

standard threads as well as regional thread types required by clients are available.

Compatibility:

Our diamond bits and reaming shells are designed to be compatible with all standard core barrels from other suppliers.

Matrix: JS impregnated bits matrices can be selected according to the chart below

Series number

Rock

11

magnetit,metamorphschist,gneiss,granite,basalt,gabbro,rhyolite,diorite,conglomerate,taconite

10

magnetit,metamorphschist,gneiss,granite,basalt,gabbro,rhyolite,diorite,conglomerate,taconite

9/10

andesite,pegmatite,hematite,magnetit,metamorph schist,gneiss,granite,basalt,gabbro,rhyolite,diorite

9

andesite,pegmatite,hematite,magnetit,metamorph schist,gneiss,granite,basalt,gabbro,rhyolite,diorite

8

dolomite,marble,peridotite,andesite,pegmatite,hematite,magnetit,metamorph schist,gneiss,granite,basalt

7/8

dolomitic limestone,schist,serpentine,hard & mica schist,siliceous limestone,dolomite,marble,peridotite,andesite,pegmatite,hematite

7

dolomitic limestone,schist,serpentine,hard & mica schist,siliceous limestone,dolomite,marble,peridotite,andesite,pegmatite,hematite

6/7

med-hard limestone,hard limestone,hard shale,dolomitic limestone,schist,serpentine,hard & mica schist,siliceous limestone,dolomite,marble,peridotite

6

med-hard limestone,hard limestone,hard shale,dolomitic limestone,schist,serpentine,hard & mica schist,siliceous limestone,dolomite,marble,peridotite

5

claystone,sandy limestone,soft schist,med-hard sandstone,siltstone,alluvial deposits,calcitic limestone,med-hard limestone,hard limestone,hard shale,dolomitic limestone

4

claystone,sandy limestone,soft schist,med-hard sandstone,siltstone,alluvial deposits,calcitic limestone,med-hard limestone,hard limestone,hard shale,dolomitic limestone

3

soft shale,chalk,marly shale,med-hard limestone,salt,frozen soil&ice,soft sandstone,sandy shale,claystone,sandy limestone,soft schist,med-hard sandstone,siltstone,alluvial deposits,calcitic limestone

2

soft shale,chalk,marly shale,med-hard limestone,salt,frozen soil&ice,soft sandstone,sandy shale,claystone,sandy limestone,soft schist,med-hard sandstone,siltstone,alluvial deposits,calcitic limestone

1

sand,soft shale,chalk,marly shale,med-hard limestone,salt,frozen soil&ice,soft sandstone,sandy shale,claystone,sandy limestone,soft schist

 

Size Available as followings:

AQ, BQ, NQ, HQ, PQ/AQTK, BQTK, BQ3, NQ2, NQ3, NQTT, HQ3, HQTT, PQ3, PQTT T2 series: T2 46, T2 56, T2 66, T2 76, T2 86, T2 101 T6 series: T6 76, T6 86, T6 101, T6 116, T6 131

T series: T36, T46, T56, T66, T76, T86

Non-standard also can be made as your demand

 
Packaging & Shipping

Each bit is packed in an individual carton box with cover.

 
Our Services

Jinshi will response in 8 hours to the problems caused by our products. When necessity arises inside the country, technical support will arrive in 24 hours within a 1000 kilometers radius of the company, will arrive in 48 hours for other parts of China. Due to the limitation of branch offices in foreign countries, technical support will arrive your work site in 15 days after visa is issued.

 

 

 

 

 

 

 

 

Transaction History of the Supplier

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Transaction Overview

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Transaction Details

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Trade Assurance
China (Mainland) | Manufacturer, Trading Company
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2 Transactions 900+
The supplier’s transactions conduted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $76,000
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